Büşra Koyuncu

•Built multilingual online applications for a German automaker, supporting 40+ markets and 15+ languages. •Developed dashboards, campaign pages, shopping baskets, and other key components using React, Next.js, TypeScript, Storybook, Redux, SASS, Node.js, and ESLint. •Contributed to a design system by documenting reusable UI components, setting naming conventions, and design tokens. •Improved accessibility by implementing semantic HTML, color contrast, and keyboard navigation. •Gave internal presentations on Next.js App Router and Progressive Web Apps (PWA). •Documented frontend–backend API flows, reducing onboarding time and improving collaboration. •Contributed to extending and managing content via Umbraco CMS, adding region-specific campaigns, notifications, and reusable elements.

•Developed reusable and scalable UI components for a no-code web app development platform targeting the U.S. market. •Built and maintained a design system with Tailwind CSS, creating reusable UI components and documentation. •Developed frontend features with Vue.js, HTML5, CSS3, JavaScript, and Bootstrap. •Built backend services with Java 8–11 (Spring Boot), Node.js, and Apache Velocity. •Integrated third-party APIs, including an OAuth2 broker service, into NuCAL’s patented API gateway SaaS.

•Used Glade and Python to develop tablet software for coordinate checks and visualization (classified project). •Contributed to debugging, testing, and documentation to support project delivery. •Collaborated with senior engineers in an Agile environment.

•Developed an ASP.Net Web Application for the Ministry’s cafeteria to track and update daily meal lists. •Worked with C#, HTML5, and CSS3 in a structured government IT environment. •Participated in requirement gathering, testing, and user feedback cycles.

•Supported the accreditation team in verifying athlete, coach, and staff credentials. •Coordinated event entry permissions and access control for international participants. •Helped manage accreditation for over 3,000 participants, ensuring efficiency and security.